Leviticus 2:12

12 You may bring them to the LORD as an offering of the firstfruits, but they are not to be offered on the altar as a pleasing aroma.

Read Leviticus 2:12 Using Other Translations

As for the oblation of the firstfruits, ye shall offer them unto the LORD: but they shall not be burnt on the altar for a sweet savour.
As an offering of firstfruits you may bring them to the LORD, but they shall not be offered on the altar for a pleasing aroma.
You may add yeast and honey to an offering of the first crops of your harvest, but these must never be offered on the altar as a pleasing aroma to the LORD .